diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/HotspotTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/HotspotTile.java
index ddde106..7b83e6a 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/HotspotTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/HotspotTile.java
@@ -23,10 +23,9 @@
 import com.android.internal.logging.MetricsLogger;
 import com.android.systemui.Prefs;
 import com.android.systemui.R;
-import com.android.systemui.qs.UsageTracker;
 import com.android.systemui.qs.QSTile;
+import com.android.systemui.qs.UsageTracker;
 import com.android.systemui.statusbar.policy.HotspotController;
-import com.android.systemui.statusbar.policy.KeyguardMonitor;
 
 /** Quick settings tile: Hotspot **/
 public class HotspotTile extends QSTile<QSTile.BooleanState> {
@@ -37,14 +36,12 @@
     private final HotspotController mController;
     private final Callback mCallback = new Callback();
     private final UsageTracker mUsageTracker;
-    private final KeyguardMonitor mKeyguard;
 
     public HotspotTile(Host host) {
         super(host);
         mController = host.getHotspotController();
         mUsageTracker = newUsageTracker(host.getContext());
         mUsageTracker.setListening(true);
-        mKeyguard = host.getKeyguardMonitor();
     }
 
     @Override
@@ -97,7 +94,7 @@
         if (arg instanceof Boolean) {
             state.value = (boolean) arg;
         } else {
-            mController.isHotspotEnabled();
+            state.value = mController.isHotspotEnabled();
         }
         state.icon = state.visible && state.value ? mEnable : mDisable;
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
index f0927a8..2248905 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
@@ -2677,6 +2677,9 @@
         if (mBluetoothController != null) {
             mBluetoothController.dump(fd, pw, args);
         }
+        if (mHotspotController != null) {
+            mHotspotController.dump(fd, pw, args);
+        }
         if (mCastController != null) {
             mCastController.dump(fd, pw, args);
         }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/HotspotControllerImpl.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/HotspotControllerImpl.java
index 1e3bc4d..41aeac9 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/HotspotControllerImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/HotspotControllerImpl.java
@@ -17,7 +17,6 @@
 package com.android.systemui.statusbar.policy;
 
 import android.content.BroadcastReceiver;
-import android.content.ContentResolver;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
@@ -27,6 +26,8 @@
 
 import com.android.settingslib.TetherUtil;
 
+import java.io.FileDescriptor;
+import java.io.PrintWriter;
 import java.util.ArrayList;
 
 public class HotspotControllerImpl implements HotspotController {
@@ -43,11 +44,32 @@
     private final ArrayList<Callback> mCallbacks = new ArrayList<Callback>();
     private final Receiver mReceiver = new Receiver();
     private final Context mContext;
-    private final WifiManager mWifiManager;
+
+    private int mHotspotState;
 
     public HotspotControllerImpl(Context context) {
         mContext = context;
-        mWifiManager = (WifiManager) mContext.getSystemService(Context.WIFI_SERVICE);
+    }
+
+    public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
+        pw.println("HotspotController state:");
+        pw.print("  mHotspotEnabled="); pw.println(stateToString(mHotspotState));
+    }
+
+    private static String stateToString(int hotspotState) {
+        switch (hotspotState) {
+            case WifiManager.WIFI_AP_STATE_DISABLED:
+                return "DISABLED";
+            case WifiManager.WIFI_AP_STATE_DISABLING:
+                return "DISABLING";
+            case WifiManager.WIFI_AP_STATE_ENABLED:
+                return "ENABLED";
+            case WifiManager.WIFI_AP_STATE_ENABLING:
+                return "ENABLING";
+            case WifiManager.WIFI_AP_STATE_FAILED:
+                return "FAILED";
+        }
+        return null;
     }
 
     public void addCallback(Callback callback) {
@@ -66,7 +88,7 @@
 
     @Override
     public boolean isHotspotEnabled() {
-        return mWifiManager.getWifiApState() == WifiManager.WIFI_AP_STATE_ENABLED;
+        return mHotspotState == WifiManager.WIFI_AP_STATE_ENABLED;
     }
 
     @Override
@@ -76,7 +98,6 @@
 
     @Override
     public void setHotspotEnabled(boolean enabled) {
-        final ContentResolver cr = mContext.getContentResolver();
         // Call provisioning app which is called when enabling Tethering from Settings
         if (enabled && TetherUtil.isProvisioningNeeded(mContext)) {
             mContext.startServiceAsUser(TETHER_SERVICE_INTENT, UserHandle.CURRENT);
@@ -113,7 +134,8 @@
             if (DEBUG) Log.d(TAG, "onReceive " + intent.getAction());
             int state = intent.getIntExtra(
                     WifiManager.EXTRA_WIFI_AP_STATE, WifiManager.WIFI_AP_STATE_FAILED);
-            fireCallback(WifiManager.WIFI_AP_STATE_ENABLED == state);
+            mHotspotState = state;
+            fireCallback(mHotspotState == WifiManager.WIFI_AP_STATE_ENABLED);
         }
     }
 }